Sierra 18-9900 Digital Compression Test 18-9900


  • Key Features:

    • Back-lit LCD Display
    • Auto Shutoff
    • Displays values in PSI, Bar and kPa
    • Sealed and Vibration protected
    • Stores max compression value for up to 12 cylinders

    Additional Details:

    • For: Testing Compression on Gasoline powered engines
    • For: Outboard, Inboard, PWC, ATV, and Recreational Gasoline engines